The Rhineland-Palatinate state election, 1959 was conducted on 19 April 1959 to elect members to the Landtag, the state legislature of Rhineland-Palatinate, West Germany. |- |colspan=15| |- !style="background-color:#E9E9E9;text-align:left;" width=300px colspan=2|Party !style="background-color:#E9E9E9;text-align:right;" width=50px |Vote % !style="background-color:#E9E9E9;text-align:right;" width=50px |Vote % ± !style="background-color:#E9E9E9;text-align:right;" width=50px |Seats !style="background-color:#E9E9E9;text-align:right;" width=50px |Seats ± |- | width=5px style="background-color: " | | style="text-align:left;" | Christian Democratic Union | style="text-align:right;" | 48.4 | style="text-align:right;" | +1.6 | style="text-align:right;" | 52 | style="text-align:right;" | +1 |- | style="background-color: " | | style="text-align:left;" | Social Democratic Party | style="text-align:right;" | 34.9 | style="text-align:right;" | +3.2 | style="text-align:right;" | 37 | style="text-align:right;" | +1 |- | style="background-color: " | | style="text-align:left;" | Free Democratic Party | style="text-align:right;" | 9.7 | style="text-align:right;" | –3.0 | style="text-align:right;" | 10 | style="text-align:right;" | –3 |- | style="background-color: " | | style="text-align:left;" | Deutsche Reichspartei | style="text-align:right;" | 5.1 | style="text-align:right;" | N/A | style="text-align:right;" | 1 | style="text-align:right;" | N/A |- | style="background-color: " | | style="text-align:left;" | Others | style="text-align:right;" | 1.9 | style="text-align:right;" | –3.7 | style="text-align:right;" | 0 | style="text-align:right;" | ±0 |- style="background: #E9E9E9" ! style="text-align:left;" colspan=2| Total | 100.0 | — | 100 | ±0 |- | colspan=9 style="text-align:left;" | Source: parties-and-elections.de |} 1959 1959 elections in Germany 1959 in West Germany